Chen Yinglue “Principles of Psychological Operations”

Qimen Dunjia Ancient Book “Dunjia Integration” Volume 8 (6 volumes in total)

Qimen Ancient Book “Dun Jia Fu Ying Jing” 3 Volumes (Song Dynasty) Yang Weide

Authentic Manuscript of the Ancient Book of Liuren “The Secret of Liuren Breaking Changes”

The catalog of the ancient books of Qimen “Qimen Dunjia Secret Collection” is at the end “Qimen Dunjia Secret Collection Simplified”

Qimen Ancient Book “Qimen Hongyan Jue”

Qimen ancient book “Qimen Yanxiang”

Liuren ancient book “Jade Cave Gold Book”

The ancient book of Liuren “Zi Ri Ren Qi Yan Gauge” is not divided into volumes and printed in Zhubi with annotations

Ancient Book of Shushu “Five Elements and Great Righteousness” (Sui) Xiaoji 5 Volumes

Qimen ancient book “God-endowed Dunjia Heavenly Book”

Qimen ancient book “Taiyi Dunju” 24 volumes without volume Minglan lattice banknote

Qimen Dunjia Ancient Book “Xuanwu Fashu”

Zheng Yizong’s “Six Renshen Lesson Outline Ancient Facsimile Collection of Secret Books”

Cheng Tiezhi’s “Qimen Dunjia and Commercial Warfare”

Du Xinhui’s “A Concise Explanation of Modern Examples of Qimen Dunjia”

“Book of Changes and Commercial War” by Du Xinhui

Four volumes of the ancient book “Da Liuren Huitong Abstract” in Qing Dynasty

Ancient Book of Liuren “Da Liuren Collection Renke Palace Shangjiaoyu” Qing Dynasty Banknote

Liuren Ancient Book “Da Liuren Class He Gong Jue”

The Ancient Book of Shushu “Da Liuren Secret Book” (Qing Dynasty) Jin Zhengyin Volume 20

Eight volumes of the ancient book “Da Liu Ren Tong Tian Yinhe Qi”

Eight-Volume Old Manuscript of Liuren Ancient Book “Dongfang Shuo Shefu Secrets”

Qimen ancient book “Dunjia Qimen” banknote-clearing copy